oj.uz

Submission #89407

# Submission time Handle Problem Language Result Execution time Memory
89407 2018-12-13T15:03:05 Z nicksona Nice sequence (IZhO18_sequence) C++14
76 / 100
 2000 ms 66112 KB 
#include<bits/stdc++.h>
#define ll long long
#define pb push_back
using namespace std;
int n,m;
int t;
bool OK=true;
int M=0;
vector <int> v[400001];
int mas[400001];
int fix[400001],nmas[1000001];
void go (int u,int col){
	if (!OK) return ;
	fix[u]=col;
	for (int i=0;i<v[u].size();i++){
		int node=v[u][i];
		if (fix[node]==col){
			OK=false;
			return ;
		}
		
		if (!OK) return ;	
		if (fix[node]==0) go(node,col);
	}
}
inline bool check (int sz){
	
	for (int i=0;i<=sz;i++){
		if (i+n<=sz){
			v[i].pb(i+n);
		}
		if (i+m<=sz){
			v[i+m].pb(i);
		}
	}
	
	OK=true;
	for (int i=0;i<=sz;i++){
		if (fix[i]==0){
			go(i,i+1);
		}	
	}
	
	for (int i=0;i<=sz;i++){
		fix[i]=0;
		v[i].clear();
	}
	
	return OK;
}
void top_sort (int u){
	fix[u]=1;
	for (int i=0;i<v[u].size();i++){
		int node=v[u][i];
		if (fix[node]==0) top_sort(node);
	}
	mas[u]=++M;
}
inline void solve (int sz){
	
	for (int i=0;i<=sz;i++){
		if (i+n<=sz){
			v[i].pb(i+n);
		}
		if (i+m<=sz){
			v[i+m].pb(i);
		}
	}
	
	OK=true;
	for (int i=0;i<=sz;i++){
		if (fix[i]==0){
			top_sort(i);
		}	
	}
	
	
	for (int i=0;i<=sz;i++){
		nmas[i]=mas[i]-mas[i-1];
	}
	
	for (int i=0;i<=sz;i++){
		fix[i]=0;
		v[i].clear();
	}
}
main () {
	ios::sync_with_stdio(false);
	cin>>t;
	while (t--){
		cin>>n>>m;
		
		int k=0,ans=0;
		
		ans=m-__gcd(n,m)+n;
		ans--;
		
		M=0;
		if (ans>0) solve(ans);
		cout<<ans<<endl;
		for (int i=1;i<=ans;i++){
			cout<<nmas[i]<<" ";
		}
		cout<<endl;
	}
	return 0;
}
/*
1
2 4
  _   _   _          _
 | \ | | (_)        | |
 |  \| |  _    ___  | | __  ___    ___    _ __     __ _
 | . ` | | |  / __| | |/ / / __|  / _ \  | '_ \   / _` |
 | |\  | | | | (__  |   <  \__ \ | (_) | | | | | | (_| |
 |_| \_| |_|  \___| |_|\_\ |___/  \___/  |_| |_|  \__,_|
 
*/

Compilation message

sequence.cpp: In function 'void go(int, int)':
sequence.cpp:15:16: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  for (int i=0;i<v[u].size();i++){
               ~^~~~~~~~~~~~
sequence.cpp: In function 'void top_sort(int)':
sequence.cpp:53:16: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  for (int i=0;i<v[u].size();i++){
               ~^~~~~~~~~~~~
sequence.cpp: At global scope:
sequence.cpp:87:7: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
 main () {
       ^
sequence.cpp: In function 'int main()':
sequence.cpp:93:7: warning: unused variable 'k' [-Wunused-variable]
   int k=0,ans=0;
       ^

Subtask #1
6.0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 11 ms 9692 KB Ok
2 Correct 11 ms 9872 KB Ok
3 Correct 12 ms 9952 KB Ok
4 Correct 11 ms 9952 KB Ok
5 Correct 11 ms 9960 KB Ok
6 Correct 11 ms 9960 KB Ok
7 Correct 11 ms 9960 KB Ok
8 Correct 11 ms 9960 KB Ok
9 Correct 11 ms 9960 KB Ok
10 Correct 11 ms 9960 KB Ok
11 Correct 9 ms 9960 KB Ok
12 Correct 9 ms 10064 KB Ok

Subtask #2
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 10 ms 10064 KB Ok
2 Correct 10 ms 10064 KB Ok
3 Correct 10 ms 10064 KB Ok
4 Correct 11 ms 10064 KB Ok
5 Correct 11 ms 10064 KB Ok
6 Correct 14 ms 10080 KB Ok
7 Correct 21 ms 10848 KB Ok
8 Correct 17 ms 10848 KB Ok
9 Correct 22 ms 11008 KB Ok
10 Correct 18 ms 11008 KB Ok

Subtask #3
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 11 ms 11008 KB Ok
2 Correct 11 ms 11008 KB Ok
3 Correct 11 ms 11008 KB Ok
4 Correct 11 ms 11008 KB Ok
5 Correct 12 ms 11008 KB Ok
6 Correct 12 ms 11008 KB Ok
7 Correct 11 ms 11008 KB Ok
8 Correct 11 ms 11008 KB Ok
9 Correct 12 ms 11008 KB Ok
10 Correct 11 ms 11008 KB Ok
11 Correct 12 ms 11008 KB Ok

Subtask #4
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 10 ms 11008 KB Ok
2 Correct 10 ms 11008 KB Ok
3 Correct 10 ms 11008 KB Ok
4 Correct 12 ms 11008 KB Ok
5 Correct 11 ms 11008 KB Ok
6 Correct 116 ms 22432 KB Ok
7 Correct 106 ms 26784 KB Ok
8 Correct 170 ms 29604 KB Ok
9 Correct 128 ms 29604 KB Ok
10 Correct 79 ms 29604 KB Ok
11 Correct 120 ms 29604 KB Ok

Subtask #5
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 11 ms 9692 KB Ok
2 Correct 11 ms 9872 KB Ok
3 Correct 12 ms 9952 KB Ok
4 Correct 11 ms 9952 KB Ok
5 Correct 11 ms 9960 KB Ok
6 Correct 11 ms 9960 KB Ok
7 Correct 11 ms 9960 KB Ok
8 Correct 11 ms 9960 KB Ok
9 Correct 11 ms 9960 KB Ok
10 Correct 11 ms 9960 KB Ok
11 Correct 9 ms 9960 KB Ok
12 Correct 9 ms 10064 KB Ok
13 Correct 11 ms 11008 KB Ok
14 Correct 11 ms 11008 KB Ok
15 Correct 11 ms 11008 KB Ok
16 Correct 11 ms 11008 KB Ok
17 Correct 12 ms 11008 KB Ok
18 Correct 12 ms 11008 KB Ok
19 Correct 11 ms 11008 KB Ok
20 Correct 11 ms 11008 KB Ok
21 Correct 12 ms 11008 KB Ok
22 Correct 11 ms 11008 KB Ok
23 Correct 12 ms 11008 KB Ok
24 Correct 12 ms 29604 KB Ok
25 Correct 11 ms 29604 KB Ok
26 Correct 11 ms 29604 KB Ok
27 Correct 11 ms 29604 KB Ok
28 Correct 11 ms 29604 KB Ok
29 Correct 11 ms 29604 KB Ok
30 Correct 11 ms 29604 KB Ok
31 Correct 11 ms 29604 KB Ok
32 Correct 11 ms 29604 KB Ok
33 Correct 11 ms 29604 KB Ok
34 Correct 14 ms 29604 KB Ok
35 Correct 14 ms 29604 KB Ok
36 Correct 14 ms 29604 KB Ok
37 Correct 16 ms 29604 KB Ok
38 Correct 14 ms 29604 KB Ok
39 Correct 14 ms 29604 KB Ok
40 Correct 14 ms 29604 KB Ok
41 Correct 14 ms 29604 KB Ok
42 Correct 14 ms 29604 KB Ok
43 Correct 14 ms 29604 KB Ok

Subtask #6
18.0 / 18.0

# Verdict Execution time Memory Grader output
1 Correct 11 ms 9692 KB Ok
2 Correct 11 ms 9872 KB Ok
3 Correct 12 ms 9952 KB Ok
4 Correct 11 ms 9952 KB Ok
5 Correct 11 ms 9960 KB Ok
6 Correct 11 ms 9960 KB Ok
7 Correct 11 ms 9960 KB Ok
8 Correct 11 ms 9960 KB Ok
9 Correct 11 ms 9960 KB Ok
10 Correct 11 ms 9960 KB Ok
11 Correct 9 ms 9960 KB Ok
12 Correct 9 ms 10064 KB Ok
13 Correct 10 ms 10064 KB Ok
14 Correct 10 ms 10064 KB Ok
15 Correct 10 ms 10064 KB Ok
16 Correct 11 ms 10064 KB Ok
17 Correct 11 ms 10064 KB Ok
18 Correct 14 ms 10080 KB Ok
19 Correct 21 ms 10848 KB Ok
20 Correct 17 ms 10848 KB Ok
21 Correct 22 ms 11008 KB Ok
22 Correct 18 ms 11008 KB Ok
23 Correct 11 ms 11008 KB Ok
24 Correct 11 ms 11008 KB Ok
25 Correct 11 ms 11008 KB Ok
26 Correct 11 ms 11008 KB Ok
27 Correct 12 ms 11008 KB Ok
28 Correct 12 ms 11008 KB Ok
29 Correct 11 ms 11008 KB Ok
30 Correct 11 ms 11008 KB Ok
31 Correct 12 ms 11008 KB Ok
32 Correct 11 ms 11008 KB Ok
33 Correct 12 ms 11008 KB Ok
34 Correct 12 ms 29604 KB Ok
35 Correct 11 ms 29604 KB Ok
36 Correct 11 ms 29604 KB Ok
37 Correct 11 ms 29604 KB Ok
38 Correct 11 ms 29604 KB Ok
39 Correct 11 ms 29604 KB Ok
40 Correct 11 ms 29604 KB Ok
41 Correct 11 ms 29604 KB Ok
42 Correct 11 ms 29604 KB Ok
43 Correct 11 ms 29604 KB Ok
44 Correct 14 ms 29604 KB Ok
45 Correct 14 ms 29604 KB Ok
46 Correct 14 ms 29604 KB Ok
47 Correct 16 ms 29604 KB Ok
48 Correct 14 ms 29604 KB Ok
49 Correct 14 ms 29604 KB Ok
50 Correct 14 ms 29604 KB Ok
51 Correct 14 ms 29604 KB Ok
52 Correct 14 ms 29604 KB Ok
53 Correct 14 ms 29604 KB Ok
54 Correct 84 ms 29604 KB Ok
55 Correct 99 ms 29604 KB Ok
56 Correct 96 ms 29604 KB Ok
57 Correct 71 ms 29604 KB Ok
58 Correct 99 ms 29604 KB Ok
59 Correct 76 ms 29604 KB Ok
60 Correct 67 ms 29604 KB Ok
61 Correct 71 ms 29604 KB Ok
62 Correct 100 ms 29604 KB Ok
63 Correct 80 ms 29604 KB Ok
64 Correct 109 ms 29604 KB Ok
65 Correct 89 ms 29604 KB Ok
66 Correct 87 ms 29604 KB Ok
67 Correct 79 ms 29604 KB Ok
68 Correct 83 ms 29604 KB Ok
69 Correct 262 ms 29604 KB Ok
70 Correct 321 ms 29604 KB Ok
71 Correct 247 ms 29604 KB Ok
72 Correct 248 ms 29604 KB Ok
73 Correct 281 ms 29604 KB Ok
74 Correct 230 ms 29604 KB Ok
75 Correct 232 ms 29604 KB Ok
76 Correct 250 ms 29604 KB Ok
77 Correct 188 ms 29604 KB Ok
78 Correct 214 ms 29604 KB Ok
79 Correct 245 ms 29604 KB Ok
80 Correct 219 ms 29604 KB Ok
81 Correct 241 ms 29604 KB Ok
82 Correct 244 ms 29604 KB Ok
83 Correct 186 ms 29604 KB Ok

Subtask #7
0 / 24.0

# Verdict Execution time Memory Grader output
1 Correct 11 ms 9692 KB Ok
2 Correct 11 ms 9872 KB Ok
3 Correct 12 ms 9952 KB Ok
4 Correct 11 ms 9952 KB Ok
5 Correct 11 ms 9960 KB Ok
6 Correct 11 ms 9960 KB Ok
7 Correct 11 ms 9960 KB Ok
8 Correct 11 ms 9960 KB Ok
9 Correct 11 ms 9960 KB Ok
10 Correct 11 ms 9960 KB Ok
11 Correct 9 ms 9960 KB Ok
12 Correct 9 ms 10064 KB Ok
13 Correct 10 ms 10064 KB Ok
14 Correct 10 ms 10064 KB Ok
15 Correct 10 ms 10064 KB Ok
16 Correct 11 ms 10064 KB Ok
17 Correct 11 ms 10064 KB Ok
18 Correct 14 ms 10080 KB Ok
19 Correct 21 ms 10848 KB Ok
20 Correct 17 ms 10848 KB Ok
21 Correct 22 ms 11008 KB Ok
22 Correct 18 ms 11008 KB Ok
23 Correct 11 ms 11008 KB Ok
24 Correct 11 ms 11008 KB Ok
25 Correct 11 ms 11008 KB Ok
26 Correct 11 ms 11008 KB Ok
27 Correct 12 ms 11008 KB Ok
28 Correct 12 ms 11008 KB Ok
29 Correct 11 ms 11008 KB Ok
30 Correct 11 ms 11008 KB Ok
31 Correct 12 ms 11008 KB Ok
32 Correct 11 ms 11008 KB Ok
33 Correct 12 ms 11008 KB Ok
34 Correct 10 ms 11008 KB Ok
35 Correct 10 ms 11008 KB Ok
36 Correct 10 ms 11008 KB Ok
37 Correct 12 ms 11008 KB Ok
38 Correct 11 ms 11008 KB Ok
39 Correct 116 ms 22432 KB Ok
40 Correct 106 ms 26784 KB Ok
41 Correct 170 ms 29604 KB Ok
42 Correct 128 ms 29604 KB Ok
43 Correct 79 ms 29604 KB Ok
44 Correct 120 ms 29604 KB Ok
45 Correct 12 ms 29604 KB Ok
46 Correct 11 ms 29604 KB Ok
47 Correct 11 ms 29604 KB Ok
48 Correct 11 ms 29604 KB Ok
49 Correct 11 ms 29604 KB Ok
50 Correct 11 ms 29604 KB Ok
51 Correct 11 ms 29604 KB Ok
52 Correct 11 ms 29604 KB Ok
53 Correct 11 ms 29604 KB Ok
54 Correct 11 ms 29604 KB Ok
55 Correct 14 ms 29604 KB Ok
56 Correct 14 ms 29604 KB Ok
57 Correct 14 ms 29604 KB Ok
58 Correct 16 ms 29604 KB Ok
59 Correct 14 ms 29604 KB Ok
60 Correct 14 ms 29604 KB Ok
61 Correct 14 ms 29604 KB Ok
62 Correct 14 ms 29604 KB Ok
63 Correct 14 ms 29604 KB Ok
64 Correct 14 ms 29604 KB Ok
65 Correct 84 ms 29604 KB Ok
66 Correct 99 ms 29604 KB Ok
67 Correct 96 ms 29604 KB Ok
68 Correct 71 ms 29604 KB Ok
69 Correct 99 ms 29604 KB Ok
70 Correct 76 ms 29604 KB Ok
71 Correct 67 ms 29604 KB Ok
72 Correct 71 ms 29604 KB Ok
73 Correct 100 ms 29604 KB Ok
74 Correct 80 ms 29604 KB Ok
75 Correct 109 ms 29604 KB Ok
76 Correct 89 ms 29604 KB Ok
77 Correct 87 ms 29604 KB Ok
78 Correct 79 ms 29604 KB Ok
79 Correct 83 ms 29604 KB Ok
80 Correct 262 ms 29604 KB Ok
81 Correct 321 ms 29604 KB Ok
82 Correct 247 ms 29604 KB Ok
83 Correct 248 ms 29604 KB Ok
84 Correct 281 ms 29604 KB Ok
85 Correct 230 ms 29604 KB Ok
86 Correct 232 ms 29604 KB Ok
87 Correct 250 ms 29604 KB Ok
88 Correct 188 ms 29604 KB Ok
89 Correct 214 ms 29604 KB Ok
90 Correct 245 ms 29604 KB Ok
91 Correct 219 ms 29604 KB Ok
92 Correct 241 ms 29604 KB Ok
93 Correct 244 ms 29604 KB Ok
94 Correct 186 ms 29604 KB Ok
95 Correct 227 ms 29604 KB Ok
96 Correct 355 ms 30908 KB Ok
97 Correct 280 ms 30908 KB Ok
98 Correct 229 ms 30908 KB Ok
99 Correct 242 ms 30908 KB Ok
100 Correct 263 ms 30908 KB Ok
101 Correct 266 ms 30908 KB Ok
102 Correct 286 ms 30908 KB Ok
103 Correct 260 ms 30908 KB Ok
104 Correct 332 ms 30908 KB Ok
105 Correct 319 ms 30908 KB Ok
106 Correct 280 ms 30908 KB Ok
107 Correct 290 ms 30908 KB Ok
108 Correct 411 ms 30908 KB Ok
109 Correct 388 ms 31716 KB Ok
110 Correct 1811 ms 63420 KB Ok
111 Correct 1770 ms 65704 KB Ok
112 Correct 1658 ms 65704 KB Ok
113 Correct 1418 ms 65756 KB Ok
114 Correct 1506 ms 66112 KB Ok
115 Correct 1565 ms 66112 KB Ok
116 Correct 1961 ms 66112 KB Ok
117 Correct 1764 ms 66112 KB Ok
118 Correct 1257 ms 66112 KB Ok
119 Execution timed out 2064 ms 66112 KB Time limit exceeded
120 Halted 0 ms 0 KB -